We asked what you wanted from the next version of Android, and you answered: better battery life.
As screens get bigger, networks get faster and tasks get multi-er, the best of today's smartphones typically die after 5 to 8 hours of heavy hammering. Though lithium imide batteries are closer to becoming a reality, they only offer about a 10% improvement in battery life and are still years away.
There are software solutions, however, that could make battery life better. Many of those tricks are offered by manufacturers that add features onto Google's stock Android experience, including Motorola's "smart tasks." Google could do a better job adding simple battery saving tools to its software.
Samsung touts the Galaxy S4's useless tricks, but it's the powerful core hardware that makes it a top phone.